Title (en)

Polypropylene blend for pressure pipes

Title (de)

Polypropylen-Gemisch für Druckleitungsrohre

Title (fr)

Mélange de polypropylène pour conduits sous pression

Publication

EP 2746336 B1 20170412 (EN)

Application

EP 12198501 A 20121220

Priority

EP 12198501 A 20121220

Abstract (en)

[origin: EP2746336A1] The present invention relates to a polypropylene blend comprising component (A) being a propylene copolymer having 2,1 regio-defects of more than 0.4% determined by 13 C-NMR spectroscopy, and component (B) being a propylene homo- or copolymer having 2,1 regio-defects of 0.4% or less determined by 13 C-NMR spectroscopy.

IPC 8 full level

F16L 9/127 (2006.01); C08L 23/12 (2006.01); C08L 23/14 (2006.01)

CPC (source: CN EP)

C08L 23/12 (2013.01 - CN EP); C08L 23/142 (2013.01 - CN EP); F16L 9/127 (2013.01 - CN EP); C08L 2203/18 (2013.01 - CN EP); C08L 2205/025 (2013.01 - CN EP); C08L 2205/24 (2013.01 - CN); C08L 2314/02 (2013.01 - CN EP); C08L 2314/06 (2013.01 - CN EP)

C-Set (source: CN EP)

CN

C08L 23/142 + C08L 23/12 + C08L 23/12 + C08L 23/142

EP

1. C08F 210/06 + C08F 210/14 + C08F 2500/12 + C08F 2500/15
2. C08F 210/06 + C08F 2/001
3. C08L 23/142 + C08L 23/12 + C08L 2314/02 + C08L 2314/06
4. C08L 23/12 + C08L 23/142 + C08L 2314/02 + C08L 2314/06

Designated contracting state (EPC)

AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

DOCDB simple family (publication)

EP 2746336 A1 20140625; EP 2746336 B1 20170412; CN 104854188 A 20150819; CN 104854188 B 20160629; ES 2629896 T3 20170816; PL 2746336 T3 20170929; WO 2014095946 A1 20140626

DOCDB simple family (application)

EP 12198501 A 20121220; CN 201380065258 A 20131217; EP 2013077010 W 20131217; ES 12198501 T 20121220; PL 12198501 T 20121220